diff --git a/tests/ARIEC60870.Core.Tests/ARIEC60870.Core.Tests.csproj b/tests/ARIEC60870.Core.Tests/ARIEC60870.Core.Tests.csproj
index 4eaad91..17c10fc 100644
--- a/tests/ARIEC60870.Core.Tests/ARIEC60870.Core.Tests.csproj
+++ b/tests/ARIEC60870.Core.Tests/ARIEC60870.Core.Tests.csproj
@@ -10,13 +10,13 @@
     <Description>IEC 60870 core parser, trace analyzer, and report regression tests.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/ARIEC60870.Desktop.Tests/ARIEC60870.Desktop.Tests.csproj b/tests/ARIEC60870.Desktop.Tests/ARIEC60870.Desktop.Tests.csproj
index e9451fa..87c3845 100644
--- a/tests/ARIEC60870.Desktop.Tests/ARIEC60870.Desktop.Tests.csproj
+++ b/tests/ARIEC60870.Desktop.Tests/ARIEC60870.Desktop.Tests.csproj
@@ -10,13 +10,13 @@
     <Description>Desktop capture contract and ViewModel regression tests for ARIEC60870.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/ARIEC60870.Master.Tests/ARIEC60870.Master.Tests.csproj b/tests/ARIEC60870.Master.Tests/ARIEC60870.Master.Tests.csproj
index 124743b..56a5fad 100644
--- a/tests/ARIEC60870.Master.Tests/ARIEC60870.Master.Tests.csproj
+++ b/tests/ARIEC60870.Master.Tests/ARIEC60870.Master.Tests.csproj
@@ -10,13 +10,13 @@
     <Description>IEC 60870 master engine, IEC-101/104 ASDU, command, and assessment regression tests.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/ARIEC60870.Reporting.Tests/ARIEC60870.Reporting.Tests.csproj b/tests/ARIEC60870.Reporting.Tests/ARIEC60870.Reporting.Tests.csproj
index 84f50e2..5743256 100644
--- a/tests/ARIEC60870.Reporting.Tests/ARIEC60870.Reporting.Tests.csproj
+++ b/tests/ARIEC60870.Reporting.Tests/ARIEC60870.Reporting.Tests.csproj
@@ -10,13 +10,13 @@
     <Description>Markdown evidence report, privacy, escaping, and row-limit regression tests.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
diff --git a/tests/ARIEC60870.Repository.Tests/ARIEC60870.Repository.Tests.csproj b/tests/ARIEC60870.Repository.Tests/ARIEC60870.Repository.Tests.csproj
index c3f4a3e..a52bfb8 100644
--- a/tests/ARIEC60870.Repository.Tests/ARIEC60870.Repository.Tests.csproj
+++ b/tests/ARIEC60870.Repository.Tests/ARIEC60870.Repository.Tests.csproj
@@ -10,13 +10,13 @@
     <Description>Repository-level public release hygiene tests for ARIEC60870.</Description>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="xunit" Version="2.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1" />
+    <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
-    <PackageReference Include="coverlet.collector" Version="6.0.2">
+    <PackageReference Include="coverlet.collector" Version="6.0.4">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>